Firmware Change/Update LENOVO Tab3 7"

How Update / Change / Repair Firmware in LENOVO Tab3 7" phones?

Necessary Drivers and Tools

1. Drivers

2. mfastboot_adb

3.

Install Necessary Drivers and Tools

1. Unpack Drivers and install it
2. Unpack mfasboot_adb by any packer to c:\mfastboot

Downloading Necessary Firmware

1. First, get the model ID and CID to get the correct firmware. In order to do it, turn on the LENOVO Tab3 7" in the bootloader mode and read all information according to the instructions

motorola mfastboot getver all

You may also check the model ID by entering the IMEI number on IMEI.info

IMEI.info motorola data

2. Once you have model ID and CID, go to  Motorola Firmware and select the appropriate model. Then, choose the latest software version(must have the same CIDdowngrade not allowed until you not have bootloader unlocked).

motorola firmware page

motorola firmware page

motorola firmware page

motorola firmware page

3. After downloading the software, unpack it using any file archiver and copy all the content of the folder into c:\mfastboot where all necessary tools have already been unpacked. 

motorola firmware in mfastboot directory

WARNING!
Changing firmware in the phone will erase all of your data.
All described operations you are doing at your own risk.
If want saves your data do a backup before start.

Firmware Update / Change / Repair in LENOVO Tab3 7"

1. Launch the command line with admin rights.command line with admin rights

  • Go to c:\mfastboot directory
  • Type cd\ and press enter key.
  • Type cd mfastboot and press enter key.

2. Check how many system.img_sparsechunk.*  files our firmware has. Usually, it is 3 or 4 files. 

motorola firmware how much parts

3. Enter the command mfastboot devices and press the enter key to check communication with the LENOVO Tab3 7". Please check if what you see on screen is like in the picture, if communication is correct and all drivers instaled you may now install the firmware. mfastboot device command

4. Type in commands one by one and approve each of them by pressing Enter.  

  • mfastboot.exe oem lock begin
  • mfastboot.exe flash partition gpt.bin
  • mfastboot.exe flash motoboot motoboot.img
  • mfastboot.exe flash logo logo.bin
  • mfastboot.exe flash boot boot.img
  • mfastboot.exe flash recovery recovery.img

mfastboot motorola flashing log part1

Depending on the number of system.img_sparsechunk  files present in the firmware folder, do the appropriate number of commands, namely 0-3 or 0-4.

  • mfastboot.exe flash system system.img_sparsechunk.0
  • mfastboot.exe flash system system.img_sparsechunk.1
  • mfastboot.exe flash system system.img_sparsechunk.2
  • mfastboot.exe flash system system.img_sparsechunk.3
  • mfastboot.exe flash system system.img_sparsechunk.4

Next, type in the following commands:

  • mfastboot.exe flash modem NON-HLOS.bin
  • mfastboot.exe erase modemst1 
  • mfastboot.exe erase modemst2 
  • mfastboot.exe flash fsg fsg.mbn
  • mfastboot.exe erase cache 
  • mfastboot.exe erase userdata

mfastboot motorola flashing log part1

5. That's all. Now your LENOVO Tab3 7" has a new firmware. To reboot it from the bootloader mode to  the normal mode, use this command:

  • mfastboot reboot and press enter key

6. Now the LENOVO Tab3 7" phone will restart and switch on in a normal mode. It will take between 10-20 minutes

Congratulations!